Home / 170,571,645.21-255,885,768.13-59,878,621.22

Finding the Fourth Proportional to 170,571,645.21, 255,885,768.13 and 59,878,621.22

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Solution

The fourth proportional to 170,571,645.21, 255,885,768.13 and 59,878,621.22 is: 89,827,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,571,645.21 : 255,885,768.13 = 59,878,621.22 : x
  2. Step 2: Convert to fraction form
    170,571,645.21/255,885,768.13 = 59,878,621.22/x
  3. Step 3: Cross multiply
    170,571,645.21x = 255,885,768.13 × 59,878,621.22
  4. Step 4: Simplify right side
    170,571,645.21x = 15,322,086,985,445,018
  5. Step 5: Solve for x
    x = 15,322,086,985,445,018/170,571,645.21
  6. Step 6: Final answer
    x = 89,827,866.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.